Doosan V158TI Operation & Maintenance Manual page 243

(Example for 7% droop)
Assuming that RPM with no load is 1,800 and RPM with maximum load is 1,926 then the percentage
will be 5%. It means that the generator output will be changed by 14.3% as the frequency changes by
1% due to the actuator control.
1,920 rpm 64 HZ
1,890 rpm 63 HZ
1,860 rpm 62 HZ
1,830 rpm 61 HZ
1,800 rpm 60 HZ
1,770 rpm 59 HZ
F - load curr
Step 1) Press Menu button of the controller and then you can see DRIVE UNIT MENU.
Step 2) Select System setup menu in DRIVE UNIT MENU using Up, Down, Left and Right buttons
and then press Enter button.
Step 3) Select F - LOAD CURR. in SYSTEM SETUP menu and then press Enter button. Use Up and
Down buttons to input the maximum current values of the actuator for the generator with full
load and then press Enter button.
64.2 No Load
62.1 50% Load
7% Droop
0% 50%
- 55 -
60.0 100% Load
100%
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